Home / 30,157.35-41,617.44-16,545.30

Finding the Fourth Proportional to 30,157.35, 41,617.44 and 16,545.30

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Solution

The fourth proportional to 30,157.35, 41,617.44 and 16,545.30 is: 22,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157.35 : 41,617.44 = 16,545.30 : x
  2. Step 2: Convert to fraction form
    30,157.35/41,617.44 = 16,545.30/x
  3. Step 3: Cross multiply
    30,157.35x = 41,617.44 × 16,545.30
  4. Step 4: Simplify right side
    30,157.35x = 688,573,030.03
  5. Step 5: Solve for x
    x = 688,573,030.03/30,157.35
  6. Step 6: Final answer
    x = 22,832.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.